help needed?? - Codeforces

Please read the new rule regarding the restriction on the use of AI tools. ×

→ Pay attention

Before contest
Codeforces Round 976 (Div. 2)
31:15:45
Register now »

*has extra registration

→ Top rated

#	User	Rating
1	tourist	4009
2	jiangly	3839
3	Radewoosh	3646
4	jqdai0815	3620
4	Benq	3620
6	orzdevinwang	3612
7	Geothermal	3569
7	cnnfls_csy	3569
9	ecnerwala	3494
10	Um_nik	3396

Countries | Cities | Organizations

View all →

→ Top contributors

#	User	Contrib.
1	Um_nik	164
2	maomao90	160
3	-is-this-fft-	159
4	atcoder_official	158
4	awoo	158
4	cry	158
7	adamant	155
8	nor	154
9	Dominater069	151
9	maroonrk	151

View all →

→ Find user

→ Recent actions

Nathan4 → Stop posting "stop the cheating" threads
logic_overfl0w → And the mass cheating continues ¯\\_(ツ)_/¯
TheScrasse → Editorial of Codeforces Round 975 (Div. 1, Div. 2)
chen_zhe → A very brief introduction to Olympiad in Informatics in mainland China
cis_pie → Java Code Snippets for Speed and Efficiency in Coding Contests
RtSG → Some Problems(For myself)
Shayan → Graph Algorithms Problem Solving — from Easy to Expert
Nachia → Determine A Non-Increasing Integer Sequence of Length n with a[k]<=n/k in O(sqrt(n)) Steps
ahmadnedall → create a team !
TheScrasse → Codeforces Round 975 (Div. 1, Div. 2)
Error_Yuan → How to Participate in Luogu Contests
agent3889 → How to Change the Profile name??
Minilek → Volunteer to teach algorithms in Ethiopia or Jamaica? (paid trip)
rishichowdhury711 → A Difficult GCD Problem
S1amese → Facing Injustice: A Reflection on Our Competitive Journey
purplesyringa → We teach wrong
luogu_official → 【MX-X5/J6】Mengxiong Weekly (Open, Div.1+Div.3)
kostka → IOI response to the conflict in Gaza
niku_raaz → Binary Search on Strings? (Solving a Trie problem with Binary Search)
123gjweq2 → A question about a problem
MikeMirzayanov → Rule Restricting the Use of AI [revision 2024-09-14]
myst-6 → Introducing BIO Helper: A website to help UK informatics students prepare for our national olympiad.
TheScrasse → Italian Olympiad in Informatics (OII) 2024 — Online Contest
ashwanikumarsharma → Behavior of the pre-increment (++p) and post-increment (p++) operators in cpp & Java
P.V.Sekhar → Codeforces Round 976 (Div. 2) and Divide By Zero 9.0

Detailed →

help needed??

Difference between en1 and en2, changed 6 character(s)

what data structure can we use in java similar to ordered ~~set~~map in c++?

History

Revisions

	Rev.	Lang.	By	When	Δ	Comment
	en2		Prince_Pawar	2023-08-01 21:28:09	6	Tiny change: 'o ordered set in c++?' -> 'o ordered map in c++?'
	en1		Prince_Pawar	2023-08-01 21:27:38	82	Initial revision (published)